[RFC PATCH] drm/amdgpu: fix amdgpu_vm_handle_fault return value

2019-10-10 Thread Nirmoy Das
amdgpu_vm_handle_fault should return true on success

Signed-off-by: Nirmoy Das 
---
 drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c 
b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
index d9bece987e60..6f468c6ffef2 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
@@ -3215,5 +3215,5 @@ bool amdgpu_vm_handle_fault(struct amdgpu_device *adev, 
unsigned int pasid,
 error_unref:
amdgpu_bo_unref();
 
-   return false;
+   return (r == 0) ? true : false;
 }
-- 
2.23.0

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Re: [RFC PATCH] drm/amdgpu: fix amdgpu_vm_handle_fault return value

2019-10-10 Thread Nirmoy

On 10/10/19 1:19 PM, Koenig, Christian wrote:
> Am 10.10.19 um 12:42 schrieb Nirmoy Das:
>> amdgpu_vm_handle_fault should return true on success
> NAK, that is intentional.
>
> There is a follow up patch which didn't made it into our server branch
> which implements faults handling.

In that case I think it is good as it is.

Thanks,

Nirmoy

> We could actually change the return value to void until that one lands,
> Christian.
>
>> Signed-off-by: Nirmoy Das 
>> ---
>>drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c | 2 +-
>>1 file changed, 1 insertion(+), 1 deletion(-)
>>
>> diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c 
>> b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
>> index d9bece987e60..6f468c6ffef2 100644
>> --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
>> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
>> @@ -3215,5 +3215,5 @@ bool amdgpu_vm_handle_fault(struct amdgpu_device 
>> *adev, unsigned int pasid,
>>error_unref:
>>  amdgpu_bo_unref();
>>
>> -return false;
>> +return (r == 0) ? true : false;
>>}
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Re: [RFC PATCH] drm/amdgpu: fix amdgpu_vm_handle_fault return value

2019-10-10 Thread Koenig, Christian
Am 10.10.19 um 12:42 schrieb Nirmoy Das:
> amdgpu_vm_handle_fault should return true on success

NAK, that is intentional.

There is a follow up patch which didn't made it into our server branch 
which implements faults handling.

We could actually change the return value to void until that one lands,
Christian.

>
> Signed-off-by: Nirmoy Das 
> ---
>   drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c | 2 +-
>   1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c 
> b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
> index d9bece987e60..6f468c6ffef2 100644
> --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
> @@ -3215,5 +3215,5 @@ bool amdgpu_vm_handle_fault(struct amdgpu_device *adev, 
> unsigned int pasid,
>   error_unref:
>   amdgpu_bo_unref();
>   
> - return false;
> + return (r == 0) ? true : false;
>   }

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